Explain a computer's register-level architecture, including: (Maximum 1 point) a) CPU-memory interface (Your response to this question should be substantial (minimum 100 words). The explanations should be written (without copy and paste any graphs or diagrams). b) special-use registers (minimum 100 words). The explanations should be written (without copy and paste any graphs or diagrams). c) addressing modes (minimum 100 words). The explanations should be written (without copy and paste any graphs or diagrams).